Index: NoesisRuntimeModule.cpp
===================================================================
--- NoesisRuntimeModule.cpp	(revision 12825)
+++ NoesisRuntimeModule.cpp	(working copy)
@@ -640,6 +640,15 @@
 		InputPreProcessor = NoesisRegisterInputPreProcessor();
 
 		ViewExtension = NoesisRegisterSceneViewExtension();
+
+		if (FSlateApplication::IsInitialized())
+		{
+			FSlateRenderer* SlateRenderer = FSlateApplication::Get().GetRenderer();
+			SlateRenderer->OnPreResizeWindowBackBuffer().AddLambda([](void*)
+			{
+				BackgroundImage::BackgroundColorTexture = nullptr;
+			});
+		}
 	}
 
 	void OnEnginePreExit()